618960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2579}}^1$

素因数の和:2595

約数の個数: 40

約数和(自身を含む): 1919520

約数和(自身を除く): 1300560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2579, 5158, 7737, 10316, 12895, 15474, 20632, 25790, 30948, 38685, 41264, 51580, 61896, 77370, 103160, 123792, 154740, 206320, 309480, 618960]

約数ペア:

[(1, 618960), (2, 309480), (3, 206320), (4, 154740), (5, 123792), (6, 103160), (8, 77370), (10, 61896), (12, 51580), (15, 41264), (16, 38685), (20, 30948), (24, 25790), (30, 20632), (40, 15474), (48, 12895), (60, 10316), (80, 7737), (120, 5158), (240, 2579)]